Dec 17 10:53:03.331 INFO checking zklapow/duplex against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 17 10:53:03.331 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-5/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/zklapow/duplex:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 10:53:03.856 INFO [stdout] 0f5bb5412ed0d698623f54fcc44d72bea587b76858594892f95a9cd013513110
Dec 17 10:53:03.858 INFO running `"docker" "start" "-a" "0f5bb5412ed0d698623f54fcc44d72bea587b76858594892f95a9cd013513110"`
Dec 17 10:53:05.669 INFO [stderr]     Checking libc v0.2.22
Dec 17 10:53:05.677 INFO [stderr]     Checking cfg-if v0.1.0
Dec 17 10:53:05.698 INFO [stderr]     Checking num-traits v0.1.37
Dec 17 10:53:05.700 INFO [stderr]     Checking lazycell v0.4.0
Dec 17 10:53:05.708 INFO [stderr]     Checking futures v0.1.13
Dec 17 10:53:05.709 INFO [stderr]     Checking log v0.3.7
Dec 17 10:53:05.709 INFO [stderr]     Checking regex-syntax v0.3.9
Dec 17 10:53:05.710 INFO [stderr]     Checking utf8-ranges v0.1.3
Dec 17 10:53:06.379 INFO [stderr]     Checking strsim v0.6.0
Dec 17 10:53:06.952 INFO [stderr]     Checking unicode-segmentation v1.1.0
Dec 17 10:53:07.498 INFO [stderr]     Checking unicode-width v0.1.4
Dec 17 10:53:07.518 INFO [stderr]     Checking vec_map v0.7.0
Dec 17 10:53:07.836 INFO [stderr]     Checking ansi_term v0.9.0
Dec 17 10:53:08.428 INFO [stderr]     Checking bitflags v0.8.2
Dec 17 10:53:09.448 INFO [stderr]     Checking iovec v0.1.0
Dec 17 10:53:09.448 INFO [stderr]     Checking memchr v0.1.11
Dec 17 10:53:09.568 INFO [stderr]     Checking thread-id v2.0.0
Dec 17 10:53:10.138 INFO [stderr]     Checking net2 v0.2.27
Dec 17 10:53:10.240 INFO [stderr]     Checking rand v0.3.15
Dec 17 10:53:10.289 INFO [stderr]     Checking term_size v0.3.0
Dec 17 10:53:10.289 INFO [stderr]     Checking atty v0.2.2
Dec 17 10:53:10.385 INFO [stderr]     Checking time v0.1.37
Dec 17 10:53:11.125 INFO [stderr]     Checking bytes v0.4.3
Dec 17 10:53:11.404 INFO [stderr]     Checking aho-corasick v0.5.3
Dec 17 10:53:12.622 INFO [stderr]     Checking thread_local v0.2.7
Dec 17 10:53:13.360 INFO [stderr]     Checking clap v2.23.3
Dec 17 10:53:14.006 INFO [stderr]     Checking num-integer v0.1.34
Dec 17 10:53:14.165 INFO [stderr]     Checking mio v0.6.7
Dec 17 10:53:15.509 INFO [stderr]     Checking num-iter v0.1.33
Dec 17 10:53:15.990 INFO [stderr]     Checking regex v0.1.80
Dec 17 10:53:16.346 INFO [stderr]     Checking num v0.1.37
Dec 17 10:53:16.800 INFO [stderr]     Checking chrono v0.3.1
Dec 17 10:53:18.068 INFO [stderr]     Checking tokio-io v0.1.1
Dec 17 10:53:18.069 INFO [stderr]     Checking tokio-service v0.1.0
Dec 17 10:53:20.966 INFO [stderr]     Checking tokio-core v0.1.6
Dec 17 10:53:22.808 INFO [stderr]     Checking env_logger v0.3.5
Dec 17 10:53:23.845 INFO [stderr]     Checking tokio-proto v0.1.1
Dec 17 10:53:27.889 INFO [stderr]     Checking duplex v0.1.0 (/opt/crater/workdir)
Dec 17 10:53:28.048 INFO [stderr] warning: unused import: `std::cell::RefCell`
Dec 17 10:53:28.049 INFO [stderr]  --> src/proxy.rs:4:5
Dec 17 10:53:28.049 INFO [stderr]   |
Dec 17 10:53:28.049 INFO [stderr] 4 | use std::cell::RefCell;
Dec 17 10:53:28.050 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 17 10:53:28.050 INFO [stderr]   |
Dec 17 10:53:28.050 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 17 10:53:28.051 INFO [stderr] 
Dec 17 10:53:28.051 INFO [stderr] warning: unused import: `Shutdown`
Dec 17 10:53:28.051 INFO [stderr]  --> src/proxy.rs:5:16
Dec 17 10:53:28.051 INFO [stderr]   |
Dec 17 10:53:28.052 INFO [stderr] 5 | use std::net::{Shutdown, SocketAddr};
Dec 17 10:53:28.052 INFO [stderr]   |                ^^^^^^^^
Dec 17 10:53:28.052 INFO [stderr] 
Dec 17 10:53:28.052 INFO [stderr] warning: unused import: `AsyncWrite`
Dec 17 10:53:28.053 INFO [stderr]  --> src/proxy.rs:9:27
Dec 17 10:53:28.053 INFO [stderr]   |
Dec 17 10:53:28.053 INFO [stderr] 9 | use tokio_io::{AsyncRead, AsyncWrite};
Dec 17 10:53:28.053 INFO [stderr]   |                           ^^^^^^^^^^
Dec 17 10:53:28.054 INFO [stderr] 
Dec 17 10:53:28.054 INFO [stderr] warning: unused import: `shutdown`
Dec 17 10:53:28.054 INFO [stderr]   --> src/proxy.rs:10:26
Dec 17 10:53:28.054 INFO [stderr]    |
Dec 17 10:53:28.055 INFO [stderr] 10 | use tokio_io::io::{copy, shutdown};
Dec 17 10:53:28.055 INFO [stderr]    |                          ^^^^^^^^
Dec 17 10:53:28.055 INFO [stderr] 
Dec 17 10:53:28.055 INFO [stderr] warning: unused import: `std::io`
Dec 17 10:53:28.056 INFO [stderr]   --> src/main.rs:16:5
Dec 17 10:53:28.056 INFO [stderr]    |
Dec 17 10:53:28.056 INFO [stderr] 16 | use std::io;
Dec 17 10:53:28.057 INFO [stderr]    |     ^^^^^^^
Dec 17 10:53:28.057 INFO [stderr] 
Dec 17 10:53:28.111 INFO [stderr] warning: unused import: `std::cell::RefCell`
Dec 17 10:53:28.112 INFO [stderr]  --> src/proxy.rs:4:5
Dec 17 10:53:28.112 INFO [stderr]   |
Dec 17 10:53:28.112 INFO [stderr] 4 | use std::cell::RefCell;
Dec 17 10:53:28.112 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 17 10:53:28.113 INFO [stderr]   |
Dec 17 10:53:28.113 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 17 10:53:28.113 INFO [stderr] 
Dec 17 10:53:28.114 INFO [stderr] warning: unused import: `Shutdown`
Dec 17 10:53:28.114 INFO [stderr]  --> src/proxy.rs:5:16
Dec 17 10:53:28.114 INFO [stderr]   |
Dec 17 10:53:28.114 INFO [stderr] 5 | use std::net::{Shutdown, SocketAddr};
Dec 17 10:53:28.115 INFO [stderr]   |                ^^^^^^^^
Dec 17 10:53:28.115 INFO [stderr] 
Dec 17 10:53:28.115 INFO [stderr] warning: unused import: `AsyncWrite`
Dec 17 10:53:28.115 INFO [stderr]  --> src/proxy.rs:9:27
Dec 17 10:53:28.116 INFO [stderr]   |
Dec 17 10:53:28.116 INFO [stderr] 9 | use tokio_io::{AsyncRead, AsyncWrite};
Dec 17 10:53:28.116 INFO [stderr]   |                           ^^^^^^^^^^
Dec 17 10:53:28.116 INFO [stderr] 
Dec 17 10:53:28.117 INFO [stderr] warning: unused import: `shutdown`
Dec 17 10:53:28.117 INFO [stderr]   --> src/proxy.rs:10:26
Dec 17 10:53:28.117 INFO [stderr]    |
Dec 17 10:53:28.117 INFO [stderr] 10 | use tokio_io::io::{copy, shutdown};
Dec 17 10:53:28.118 INFO [stderr]    |                          ^^^^^^^^
Dec 17 10:53:28.118 INFO [stderr] 
Dec 17 10:53:28.118 INFO [stderr] warning: unused import: `std::io`
Dec 17 10:53:28.118 INFO [stderr]   --> src/main.rs:16:5
Dec 17 10:53:28.119 INFO [stderr]    |
Dec 17 10:53:28.119 INFO [stderr] 16 | use std::io;
Dec 17 10:53:28.119 INFO [stderr]    |     ^^^^^^^
Dec 17 10:53:28.119 INFO [stderr] 
Dec 17 10:53:28.236 INFO [stderr] warning: unused variable: `res`
Dec 17 10:53:28.237 INFO [stderr]   --> src/main.rs:43:9
Dec 17 10:53:28.237 INFO [stderr]    |
Dec 17 10:53:28.237 INFO [stderr] 43 |     let res = match matches.subcommand() {
Dec 17 10:53:28.238 INFO [stderr]    |         ^^^ help: consider using `_res` instead
Dec 17 10:53:28.238 INFO [stderr]    |
Dec 17 10:53:28.238 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 10:53:28.238 INFO [stderr] 
Dec 17 10:53:28.272 INFO [stderr] warning: unused variable: `res`
Dec 17 10:53:28.273 INFO [stderr]   --> src/main.rs:43:9
Dec 17 10:53:28.273 INFO [stderr]    |
Dec 17 10:53:28.273 INFO [stderr] 43 |     let res = match matches.subcommand() {
Dec 17 10:53:28.274 INFO [stderr]    |         ^^^ help: consider using `_res` instead
Dec 17 10:53:28.274 INFO [stderr]    |
Dec 17 10:53:28.274 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 10:53:28.274 INFO [stderr] 
Dec 17 10:53:28.380 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.84s
Dec 17 10:53:29.786 INFO running `"docker" "inspect" "0f5bb5412ed0d698623f54fcc44d72bea587b76858594892f95a9cd013513110"`
Dec 17 10:53:30.108 INFO running `"docker" "rm" "-f" "0f5bb5412ed0d698623f54fcc44d72bea587b76858594892f95a9cd013513110"`
Dec 17 10:53:30.500 INFO [stdout] 0f5bb5412ed0d698623f54fcc44d72bea587b76858594892f95a9cd013513110